Cheap flights from London Heathrow Airport to South Island

LHR — CHC
22 Mar — 29 Mar1
1 adult
1 adult, Economy, 0 bags

Find flight deals from Heathrow to South Island

Keep the following information in mind while searching for Heathrow to South Island flight deals. Data was last updated 20 February 2026.

Round-trip from

£956

One-way from

£459

Popular in

July

Cheapest in

November

Average price

£1,168
20/5-3/6
  • 20/5-3/6
  • 4 total stops
  • 92h 15m total
  • London to South Island
1/6
  • 1/6
  • 3 total stops
  • 37h 15m total
  • London to South Island
Highest demand for flights based on searches. 5% potential increase in price (£61 potential increase over avg. return price).
Cheapest flight prices on average. 1% potential price decrease (£17 potential savings vs. average return price).
Average for round-trip flights in February 2026

Cheapflights Insights

Everything you need to know about your flight from London Heathrow Airport to South Island

What is the cheapest month to book a flight from London Heathrow Airport to South Island?

Currently, November is the cheapest month in which you can book a flight from London Heathrow Airport to South Island (average of £864). Flying from London Heathrow Airport to South Island in April is currently the most expensive (average of £1,160). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Reviews of airlines servicing South Island

Get insights into the airlines that provide service to South Island. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to South Island. Reviews last updated 20 February 2026.
Read reviews from past customers who have flown with Singapore Airlines, Emirates, andAir New Zealand from London Heathrow Airport to South Island. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Entertainment

8.0

Boarding

8.3

Overall

8.2

Crew

8.6

Comfort

8.0

Food

7.8

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2026

SAI - SIN

The only issue we had was seat selection. Was not easy to change, after they assigned seats. Also, the premium economy seats, are nothing special.. All and all safe flight with minor back issues.

Entertainment

8.0

Boarding

8.3

Overall

8.2

Crew

8.6

Comfort

8.0

Food

7.8

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2026

SAI - SIN

The only issue we had was seat selection. Was not easy to change, after they assigned seats. Also, the premium economy seats, are nothing special.. All and all safe flight with minor back issues.

Entertainment

8.0

Boarding

8.3

Overall

8.2

Crew

8.6

Comfort

8.0

Food

7.8

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2026

SAI - SIN

The only issue we had was seat selection. Was not easy to change, after they assigned seats. Also, the premium economy seats, are nothing special.. All and all safe flight with minor back issues.

Entertainment

8.0

Boarding

8.3

Overall

8.2

Crew

8.6

Comfort

8.0

Food

7.8

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2026

SAI - SIN

The only issue we had was seat selection. Was not easy to change, after they assigned seats. Also, the premium economy seats, are nothing special.. All and all safe flight with minor back issues.

Entertainment

8.0

Boarding

8.3

Overall

8.2

Crew

8.6

Comfort

8.0

Food

7.8

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2026

SAI - SIN

The only issue we had was seat selection. Was not easy to change, after they assigned seats. Also, the premium economy seats, are nothing special.. All and all safe flight with minor back issues.

Entertainment

8.0

Boarding

8.3

Overall

8.2

Crew

8.6

Comfort

8.0

Food

7.8

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2026

SAI - SIN

The only issue we had was seat selection. Was not easy to change, after they assigned seats. Also, the premium economy seats, are nothing special.. All and all safe flight with minor back issues.

Related info for your journey

Find useful and relevant information for your journey from Heathrow to South Island. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • How long is the flight from London Heathrow Airport to South Island?

    For as low as £1,160, Qatar Airways can have you in South Island from London Heathrow Airport in 28h 35m. The distance from London Heathrow Airport to South Island is about 11762 mi. Both multi-stop and direct flights can be found to your destination and back.

  • What are the cheapest airlines to fly from London Heathrow Airport to South Island one-way?

    For one-way options, check prices for Etihad Airways. According to our data, you can fly for as low as £493. Users have also found prices from £526 and £661 on Air New Zealand and China Southern, respectively.

  • What are the most popular routes from London Heathrow Airport to South Island?

  • Can I find deals for flights from Heathrow to South Island that include hotel bookings?

    Yes. In addition to deals on Heathrow to South Island flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Heathrow to South Island?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Heathrow to South Island.

  • Can I find deals for business class flights from Heathrow to South Island?

    Yes. Cheapflights offers flight deals from Heathrow to South Island by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from London Heathrow Airport to South Island?

    Currently, November is the cheapest month in which you can book a flight from London Heathrow Airport to South Island (average of £864). Flying from London Heathrow Airport to South Island in April is currently the most expensive (average of £1,160). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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Top 10 airlines flying from Heathrow to South Island

Discover the top 10 airlines that operate flights from Heathrow to South Island. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 20 February 2026.
AirlineCheapestAverageFlexibilityOn-time
China SouthernCheapest£816Average£1,106FlexibilityNo cancel feeOn-time69%
Search China Southern flights
Air New ZealandCheapest£885Average£1,479FlexibilityNo cancel feeOn-time78%
Search Air New Zealand flights
Etihad AirwaysCheapest£914Average£1,113FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
LufthansaCheapest£929Average£1,397FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
Cathay PacificCheapest£1,051Average£1,312FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific flights
EmiratesCheapest£1,070Average£1,356FlexibilityNo cancel feeOn-time75%
Search Emirates flights
United AirlinesCheapest£1,086Average£1,305FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Singapore AirlinesCheapest£1,095Average£1,608FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights
Qantas AirwaysCheapest£1,151Average£1,364FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
Qatar AirwaysCheapest£1,177Average£1,437FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights

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How does Cheapflights help users find flights from Heathrow to South Island?

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Can Cheapflights find flights from Heathrow to South Island with no change fees?

Yes, we can. To see specific flights from Heathrow to South Island with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Heathrow to South Island become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to South Island from Heathrow today and book when prices fit your budget.

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